AMB23 Arduino

AMB23 EVB

AMB23 (Ameba RTL8722DM)

MCU Part Number: RTL8722DM 32-bit KM4 (Arm Cortex-M33 compatible) 32-bit KM0 (Arm Cortex-M23 compatible) Memory 512KB SRAM 4MB PSRAM 2MB Flash Key Features Integrated 802.11 a/n Wi-Fi SoC Trustzone-M Security Hardware SSL Engine Root Trust Secure Boot USB Host/Device SD Host BLE5.0 Codec LCDC Key Matrix Other Features 1 PCM interface 3 UART interfaces 1 I2C Interface 7 ADC interfaces 1 SPI interfaces 9 PWM interfaces Max 23 GPIO 1 Switch button 2 LED

Worldwide Seeed Studio Adafruit Regional Taiwan ICShop

Pinmap / Layout

Please refer to the following figure and table for the pinmap/layout diagram and functions.

	GPIO Pin	GPIO INT	ADC	PWM	UART	SPI	I2C	LED	Button	SWD
0	PB0	✓					I2C_SDA (a)
1	PB1	✓	A4		SERIAL2_TX (a)
2	PB2	✓	A5		SERIAL2_RX (a)
3	PB3	✓	A6							SWD_CLK
4	PB4	✓	A0	✓		SPI_MOSI (b)
5	PB5	✓	A1	✓		SPI_MISO (b)	I2C_SCL (b)
6	PB6	✓	A2			SPI_SCLK (b)	I2C_SDA (b)
7	PB7	✓	A3	✓		SPI_SS (b)
8	PA2	✓
9	PA12	✓		✓	SERIAL2_TX (b)	SPI_MOSI (a)
10	PA13	✓		✓	SERIAL2_RX (b)	SPI_MISO (a)
11	PA14	✓				SPI_SCLK (a)
12	PA15	✓				SPI_SS (a)
13	PA16	✓
14	PA28	✓
15	PA18	✓			SERIAL1_TX (b)
16	PA25	✓			SERIAL1_RX (b)
17	PA26	✓		✓
18	PB7	✓	A3		SERIAL1_TX (a)
19	PB6	✓	A2		SERIAL1_RX (a)
20	PB5	✓	A1	✓			I2C1_SCL
21	PB4	✓	A0	✓			I2C1_SDA
22	PA28	✓					I2c_SCL (a)
SWD	PA27									SWD_DATA
								LED_B
								LED_G
									PUSH_BTN

Example Guides

• Basic Examples

  • Arduino-build-in example AMB23

• BLE Examples

  • BLE Battery Client

  • BLE Battery Service

  • BLE Beacon

  • BLE Scan

  • BLE UART Client

  • BLE UART Service

  • DHT over BLE UART

  • Door Unlock Over BLE Uart

  • HID Gamepad

  • HID Keyboard

  • HID Mouse

  • PWM over BLE UART

  • V7RC Car

  • WiFi Config Service

• Flash Memory Examples

  • Read Write Stream

  • Read Write Word

• GPIO Examples

  • Interrupt Control LED

  • Measure Distance HCSR04 Ultrasonic

  • Measure Temperature and Humidity DHT Tester

• Multimedia Examples

  • Audio

    • Basic Input Output

    • FFT

    • Input FFT

    • Output Sine Wave

    • Play and Record Wav Files

API documents

• Arduino Program Language API

• Analog API

• AudioCodec API

• BLE API

• EPDIF API

• FatfsSDcard API

• FlashMemory API

• GPIO API

• Gtimer API

• Http API

• IRDevice API

• MDNS API

• MQTTClient API

• NTPClient API

• OTA API

• PowerSave API

• RTC API

• SoftwareSerial API

• SPI API

• SYS API

• USB API

• WDT API

• WiFi API

• Wire API

• WS2812B API

SDK Source Code

ameba-arduino-d